Nanosecond pulse generator (CB9076E)

This circuit was found in ancient American documentation. Diodes are general-purpose types.

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Photoelectric relay (CB23572E)
Found in a Radio Electronics magazine from September 1958, this circuit has an LDR powered by the...
Curve plotter (CB7908E)
With this circuit it is possible to visualize the characteristic curve of a component on an...
Positive to Negative DC-DC Converter (CB12543E)
We present a DC-DC converter circuit that can operate with input voltages from 2.4 V to 14 V and...